:root {
    --color-text: #1a1a1a;
    --color-muted: #6b6b6b;
    --color-light: #fafafa;
    --color-dark: #000;
    --color-accent: #2c2c2c;
    --color-border: #e5e5e5;
    --color-hover: #f5f5f5;
    
    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 32px;
    --spacing-lg: 64px;
    --spacing-xl: 120px;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Shadows */
    --shadow-subtle: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-medium: 0 8px 40px rgba(0, 0, 0, 0.12);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-decoration: none;
    color: var(--color-text);
}

html {
    scroll-behavior: smooth;
    font-family: 'GFS Didot', serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background-color: #fff;
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: opacity var(--transition-fast);
}

a:hover {
    opacity: 0.7;
}

img {
    display: block;
    max-width: 100%;
}

/* Animaciones de entrada */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.animate-in {
    animation: fadeInUp 0.8s var(--transition-smooth) forwards;
}

/* Selection */
::selection {
    background: var(--color-dark);
    color: #fff;
}